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Regulatory Capital Requirements - Schedule of Bank Actual and Required Capital Amounts and Ratios (Detail) $ in Thousands | Dec. 31, 2023 USD ($) | Dec. 31, 2022 USD ($)
--- | --- | ---
Total capital |  |
Actual | $ 251,042 | $ 125,632
For capital adequacy purposes | 188,807 | 77,953
To be well capitalized | 236,009 | 97,441
Tier 1 capital |  |
Actual | 234,533 | 120,912
For capital adequacy purposes | 141,605 | 58,465
To be well capitalized | 188,807 | 77,953
Common equity |  |
Actual | 234,533 | 120,912
For capital adequacy purposes | 106,204 | 43,848
To be well capitalized | 153,406 | 63,337
Tier 1 capital |  |
Actual | 234,533 | 120,912
For capital adequacy purposes | 66,526 | 44,248
To be well capitalized | $ 83,158 | $ 55,311
Ratios |  |
Actual | 0.1062 | 0.1289
For capital adequacy purposes | 0.08 | 0.08
To be well capitalized | 0.10 | 0.10
Actual | 0.0992 | 0.1241
For capital adequacy purposes | 0.06 | 0.06
To be well capitalized | 0.08 | 0.08
Actual | 0.0992 | 0.1241
For capital adequacy purposes | 0.045 | 0.045
To be well capitalized | 0.065 | 0.065
Banking Regulation, Leverage Ratio [Abstract] |  |
Actual | 0.141 | 0.1093
For capital adequacy purposes | 0.04 | 0.04
To be well capitalized | 0.05 | 0.05

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